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author | Sergey Organov <sorganov@gmail.com> | 2020-12-21 18:19:46 +0300 |
---|---|---|
committer | Junio C Hamano <gitster@pobox.com> | 2020-12-21 13:47:31 -0800 |
commit | 1a2c4d80501c50fbe96cc0be096273703a5c0d16 (patch) | |
tree | 51d730f3d84d0c21960f28a3dfeaa41597d88cac | |
parent | diff-merges: fix -m to properly override -c/--cc (diff) | |
download | tgif-1a2c4d80501c50fbe96cc0be096273703a5c0d16.tar.xz |
diff-merges: split 'ignore_merges' field
'ignore_merges' was 3-way field that served two distinct purposes that
we now assign to 2 new independent flags: 'separate_merges', and
'explicit_diff_merges'.
'separate_merges' tells that we need to output diff format containing
separate diff for every parent (as opposed to 'combine_merges').
'explicit_diff_merges' tells that at least one of diff-merges options
has been explicitly specified on the command line, so no defaults
should apply.
Signed-off-by: Sergey Organov <sorganov@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r-- | diff-merges.c | 31 | ||||
-rw-r--r-- | log-tree.c | 15 | ||||
-rw-r--r-- | revision.h | 3 |
3 files changed, 23 insertions, 26 deletions
diff --git a/diff-merges.c b/diff-merges.c index 047bf81e67..eff54cca82 100644 --- a/diff-merges.c +++ b/diff-merges.c @@ -4,7 +4,7 @@ static void suppress(struct rev_info *revs) { - revs->ignore_merges = 1; + revs->separate_merges = 0; revs->first_parent_merges = 0; revs->combine_merges = 0; revs->dense_combined_merges = 0; @@ -23,7 +23,6 @@ static void set_dense_combined(struct rev_info *revs) void diff_merges_init_revs(struct rev_info *revs) { - revs->ignore_merges = -1; } int diff_merges_parse_opts(struct rev_info *revs, const char **argv) @@ -39,7 +38,7 @@ int diff_merges_parse_opts(struct rev_info *revs, const char **argv) * family of commands, it means "show full diff for merges". Set * both fields appropriately. */ - revs->ignore_merges = 0; + revs->separate_merges = 1; revs->match_missing = 1; } else if (!strcmp(arg, "-c")) { revs->dense_combined_merges = 0; @@ -57,8 +56,9 @@ int diff_merges_parse_opts(struct rev_info *revs, const char **argv) die(_("unknown value for --diff-merges: %s"), optarg); } } else - argcount = 0; + return 0; + revs->explicit_diff_merges = 1; return argcount; } @@ -69,21 +69,16 @@ void diff_merges_suppress(struct rev_info *revs) void diff_merges_default_to_first_parent(struct rev_info *revs) { - if (revs->ignore_merges < 0) /* No -m */ - revs->ignore_merges = 0; - if (!revs->combine_merges) /* No -c/--cc" */ + if (!revs->explicit_diff_merges) + revs->separate_merges = 1; + if (revs->separate_merges) revs->first_parent_merges = 1; } void diff_merges_default_to_dense_combined(struct rev_info *revs) { - if (revs->ignore_merges < 0) { /* No -m */ - revs->ignore_merges = 0; - if (!revs->combine_merges) { /* No -c/--cc" */ - revs->combine_merges = 1; - revs->dense_combined_merges = 1; - } - } + if (!revs->explicit_diff_merges) + set_dense_combined(revs); } void diff_merges_set_dense_combined_if_unset(struct rev_info *revs) @@ -94,10 +89,10 @@ void diff_merges_set_dense_combined_if_unset(struct rev_info *revs) void diff_merges_setup_revs(struct rev_info *revs) { - if (revs->combine_merges && revs->ignore_merges < 0) - revs->ignore_merges = 0; - if (revs->ignore_merges < 0) - revs->ignore_merges = 1; + if (revs->combine_merges == 0) + revs->dense_combined_merges = 0; + if (revs->separate_merges == 0) + revs->first_parent_merges = 0; if (revs->combined_all_paths && !revs->combine_merges) die("--combined-all-paths makes no sense without -c or --cc"); if (revs->combine_merges) { diff --git a/log-tree.c b/log-tree.c index 3fdc0fc64b..f9385b1dae 100644 --- a/log-tree.c +++ b/log-tree.c @@ -918,14 +918,15 @@ static int log_tree_diff(struct rev_info *opt, struct commit *commit, struct log /* More than one parent? */ if (parents->next) { - if (opt->ignore_merges) - return 0; - else if (opt->combine_merges) + if (opt->combine_merges) return do_diff_combined(opt, commit); - else if (!opt->first_parent_merges) { - /* If we show multiple diffs, show the parent info */ - log->parent = parents->item; - } + if (opt->separate_merges) { + if (!opt->first_parent_merges) { + /* Show parent info for multiple diffs */ + log->parent = parents->item; + } + } else + return 0; } showed_log = 0; diff --git a/revision.h b/revision.h index ba2aef7921..fcc532c873 100644 --- a/revision.h +++ b/revision.h @@ -191,12 +191,13 @@ struct rev_info { match_missing:1, no_commit_id:1, verbose_header:1, + explicit_diff_merges: 1, + separate_merges: 1, combine_merges:1, combined_all_paths:1, dense_combined_merges:1, first_parent_merges:1, always_show_header:1; - int ignore_merges:2; /* Format info */ int show_notes; |